Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 1 – 2American Philosophical Society, 1967 |
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Сторінка 84
... acid and rubbing on a porcelain tile , display the lustre of plumbago , intermingled with metal- lic spangles , of a brilliancy rivalling that of the perfect metals . The carburets , or the spangles thus obtained , are insoluble in ...
... acid and rubbing on a porcelain tile , display the lustre of plumbago , intermingled with metal- lic spangles , of a brilliancy rivalling that of the perfect metals . The carburets , or the spangles thus obtained , are insoluble in ...
Сторінка 160
... acid , from the impure muriatic acid of com- merce , by the action of sulphuric acid . It is known , said Dr. Hare , that concentrated sulphuric acid , when added to liquid chlorohydric acid , expels more or less of it as a gas , in ...
... acid , from the impure muriatic acid of com- merce , by the action of sulphuric acid . It is known , said Dr. Hare , that concentrated sulphuric acid , when added to liquid chlorohydric acid , expels more or less of it as a gas , in ...
Сторінка 161
... acid , nitric oxide , chlorine , chlorohydric acid , sulphydric acid , and arseniuretted hydrogen , so as to use any of these gases at pleasure . He had kept these reservoirs in operation for months , without taking the constituent ...
... acid , nitric oxide , chlorine , chlorohydric acid , sulphydric acid , and arseniuretted hydrogen , so as to use any of these gases at pleasure . He had kept these reservoirs in operation for months , without taking the constituent ...
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1838.-From the Author Academy acid American Philosophical Society apertura April Astronomical Benjamin Silliman Boston Brussels Chair Charles Gutzlaff Charles Nagy Chinese ciety comet Committee communication convexis dated dentibus cardinalibus donations were announced donations were received Du Ponceau Dunglison Edited Editor electricity Elias Loomis epidermide following donations Franklin Institute Girard College Hare Hays Henry inches Institute intus iridescente Isaac Hays Journal l'Académie lævi lateralibus latitude letter Library and Intelligencer London longitude Loomis magnetic Mastodon Meeting Melania Memoir meteors motion natibus needle Obs'y observations Observatory Ohio paper Paris Patterson Pennsylvania Philadelphia Ponceau presented President Proceedings Prof Professor Bache quinis referred remarks reported in favour River Royal Asiatic Society Royal Society Sciences Secretary Société Society of London Society's specimen spirâ subconvexis subtenui supernè suturis impressis Tenn.-Dr Testà tion Transactions Troost Unio valdè valvulis vapour Walker Washington William York